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-rw-r--r--mm/memory_hotplug.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 635e8e286598..fc0aad0bc1f5 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -304,12 +304,15 @@ static int check_hotplug_memory_addressable(unsigned long pfn,
* add the new pages.
*/
int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages,
- struct mhp_restrictions *restrictions)
+ struct mhp_params *params)
{
const unsigned long end_pfn = pfn + nr_pages;
unsigned long cur_nr_pages;
int err;
- struct vmem_altmap *altmap = restrictions->altmap;
+ struct vmem_altmap *altmap = params->altmap;
+
+ if (WARN_ON_ONCE(!params->pgprot.pgprot))
+ return -EINVAL;
err = check_hotplug_memory_addressable(pfn, nr_pages);
if (err)
@@ -1002,7 +1005,7 @@ static int online_memory_block(struct memory_block *mem, void *arg)
*/
int __ref add_memory_resource(int nid, struct resource *res)
{
- struct mhp_restrictions restrictions = {};
+ struct mhp_params params = { .pgprot = PAGE_KERNEL };
u64 start, size;
bool new_node = false;
int ret;
@@ -1030,7 +1033,7 @@ int __ref add_memory_resource(int nid, struct resource *res)
new_node = ret;
/* call arch's memory hotadd */
- ret = arch_add_memory(nid, start, size, &restrictions);
+ ret = arch_add_memory(nid, start, size, &params);
if (ret < 0)
goto error;